Home / 4,751.46-7,123.55-2,903.45

Finding the Fourth Proportional to 4,751.46, 7,123.55 and 2,903.45

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Solution

The fourth proportional to 4,751.46, 7,123.55 and 2,903.45 is: 4,352.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.46 : 7,123.55 = 2,903.45 : x
  2. Step 2: Convert to fraction form
    4,751.46/7,123.55 = 2,903.45/x
  3. Step 3: Cross multiply
    4,751.46x = 7,123.55 × 2,903.45
  4. Step 4: Simplify right side
    4,751.46x = 20,682,821.11
  5. Step 5: Solve for x
    x = 20,682,821.11/4,751.46
  6. Step 6: Final answer
    x = 4,352.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.